GB2585774B - External stator for a rotating field machine (electric motor) with an internal rotor, with stator tooth groups, each of which having two adjacent stator teeth - Google Patents

External stator for a rotating field machine (electric motor) with an internal rotor, with stator tooth groups, each of which having two adjacent stator teeth Download PDF

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Publication number
GB2585774B
GB2585774B GB2013957.2A GB202013957A GB2585774B GB 2585774 B GB2585774 B GB 2585774B GB 202013957 A GB202013957 A GB 202013957A GB 2585774 B GB2585774 B GB 2585774B
Authority
GB
United Kingdom
Prior art keywords
stator
electric motor
internal rotor
rotating field
field machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB2013957.2A
Other languages
English (en)
Other versions
GB202013957D0 (en
GB2585774A (en
Inventor
Leiber Thomas
Keller Jochen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LSP Innovative Automotive Systems GmbH
Original Assignee
LSP Innovative Automotive Systems GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LSP Innovative Automotive Systems GmbH filed Critical LSP Innovative Automotive Systems GmbH
Publication of GB202013957D0 publication Critical patent/GB202013957D0/en
Publication of GB2585774A publication Critical patent/GB2585774A/en
Application granted granted Critical
Publication of GB2585774B publication Critical patent/GB2585774B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H02K1/148—Sectional cores
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/278—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2789—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2791—Surface mounted magnets; Inset magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
    • H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/20—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil wherein the cooling medium vaporises within the machine casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/223—Heat bridges
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/227—Heat sinks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/12—Machines characterised by the bobbins for supporting the windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Motor Or Generator Cooling System (AREA)
GB2013957.2A 2018-02-07 2019-01-28 External stator for a rotating field machine (electric motor) with an internal rotor, with stator tooth groups, each of which having two adjacent stator teeth Active GB2585774B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018102740.0A DE102018102740A1 (de) 2018-02-07 2018-02-07 Außenstator für eine Drehfeldmaschine (E-Motor) mit einem Innenrotor, mit Statorzahngruppen, welche jeweils zwei zueinander benachbarte Statorzähne aufweisen
PCT/EP2019/051996 WO2019154658A2 (de) 2018-02-07 2019-01-28 Aussenstator für eine drehfeldmaschine (e-motor) mit einem innenrotor, mit statorzahngruppen, welche jeweils zwei zueinander benachbarte statorzähne aufweisen

Publications (3)

Publication Number Publication Date
GB202013957D0 GB202013957D0 (en) 2020-10-21
GB2585774A GB2585774A (en) 2021-01-20
GB2585774B true GB2585774B (en) 2023-04-19

Family

ID=65241248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2013957.2A Active GB2585774B (en) 2018-02-07 2019-01-28 External stator for a rotating field machine (electric motor) with an internal rotor, with stator tooth groups, each of which having two adjacent stator teeth

Country Status (5)

Country Link
US (1) US11901770B2 (zh)
CN (1) CN111712993B (zh)
DE (1) DE102018102740A1 (zh)
GB (1) GB2585774B (zh)
WO (1) WO2019154658A2 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11081920B2 (en) * 2017-09-29 2021-08-03 Hamilton Sundstrand Corporation Rotor wedges and layers and heat sinks
WO2020146273A1 (en) * 2019-01-07 2020-07-16 Tesla, Inc. Stator for an electric motor
FR3100222A1 (fr) * 2019-08-28 2021-03-05 Motion Concept Group Système de motorisation électrique pour embarcation, telle qu’une planche de surf ou de paddle, avec moyens de refroidissement
JP2022125503A (ja) * 2021-02-17 2022-08-29 シンフォニアテクノロジー株式会社 回転電機
WO2024182680A1 (en) * 2023-03-02 2024-09-06 H3X Technologies Inc. Thermal cap for stator winding
CN117118156B (zh) * 2023-08-29 2024-05-14 深圳山河半导体科技有限公司 一种三相六线直流无刷电机
US12046949B1 (en) * 2023-12-28 2024-07-23 Evr Motors Ltd Electric machine with coils bridged with toothed clips

Citations (5)

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DE2745516A1 (de) * 1977-10-10 1979-04-19 Siegfried Dipl Ing Haussmann Anordnung zur verminderung der ankerrueckwirkung in rotierenden elektrischen maschinen
WO2005071817A1 (de) * 2004-01-23 2005-08-04 Heinz Leiber Segmentmotor
US20090134734A1 (en) * 2005-07-19 2009-05-28 Denso Corporation Ac motor and control unit thereof
DE102008055594A1 (de) * 2008-01-08 2009-07-09 General Electric Co. Statorstabkomponenten mit hoher Wärmeleitfähigkeit
US20120306297A1 (en) * 2011-06-02 2012-12-06 Samsung Electro-Mechanics Co., Ltd. Switched reluctance motor

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US6509665B1 (en) * 1999-10-25 2003-01-21 Matsushita Electric Industial Co., Ltd. Motor having stator with insulator of high heat-conductivity
US6822368B2 (en) * 2002-06-04 2004-11-23 Wavecrest Laboratories, Llc Rotary permanent magnet electric motor having stator pole shoes of varying dimensions
SI1513244T1 (sl) 2003-09-03 2009-10-31 Ziehl Abegg Ag Motor z zunanjim rotorjem
DE102005036041B4 (de) 2005-08-01 2013-02-07 Compact Dynamics Gmbh Permanenterregte elektrische Maschine
DE202006005189U1 (de) 2006-03-31 2007-08-16 H. Wernert & Co. Ohg Kreiselpumpe mit koaxialer Magnetkupplung
DE102007032872A1 (de) 2007-07-12 2009-01-15 Ipgate Ag Stator für Elektromotor
WO2010099974A2 (de) 2009-03-05 2010-09-10 Cpm Compact Power Motors Gmbh Doppelrotormotor mit wärmeableitung
WO2010140243A1 (ja) * 2009-06-05 2010-12-09 トヨタ自動車株式会社 分割固定子及びその製造方法
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2745516A1 (de) * 1977-10-10 1979-04-19 Siegfried Dipl Ing Haussmann Anordnung zur verminderung der ankerrueckwirkung in rotierenden elektrischen maschinen
WO2005071817A1 (de) * 2004-01-23 2005-08-04 Heinz Leiber Segmentmotor
US20090134734A1 (en) * 2005-07-19 2009-05-28 Denso Corporation Ac motor and control unit thereof
DE102008055594A1 (de) * 2008-01-08 2009-07-09 General Electric Co. Statorstabkomponenten mit hoher Wärmeleitfähigkeit
US20120306297A1 (en) * 2011-06-02 2012-12-06 Samsung Electro-Mechanics Co., Ltd. Switched reluctance motor

Also Published As

Publication number Publication date
US11901770B2 (en) 2024-02-13
WO2019154658A2 (de) 2019-08-15
CN111712993B (zh) 2023-11-14
US20210281130A1 (en) 2021-09-09
GB202013957D0 (en) 2020-10-21
CN111712993A (zh) 2020-09-25
GB2585774A (en) 2021-01-20
DE102018102740A1 (de) 2019-08-08
WO2019154658A3 (de) 2019-11-14

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